399565537306

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{719}}^1\times {\mathrm{3769}}^1$

素因数の和:4663

約数の個数: 64

約数和(自身を含む): 664875993600

約数和(自身を除く): 265310456294

約数列:

[1, 2, 13, 26, 53, 106, 107, 214, 689, 719, 1378, 1391, 1438, 2782, 3769, 5671, 7538, 9347, 11342, 18694, 38107, 48997, 73723, 76214, 76933, 97994, 147446, 153866, 199757, 399514, 403283, 495391, 806566, 990782, 1000129, 2000258, 2596841, 2709911, 4077449, 5193682, 5242679, 5419822, 8154898, 10485358, 21373999, 35228843, 42747998, 53006837, 70457686, 106013674, 143625283, 277861987, 287250566, 289960477, 555723974, 579920954, 1867128679, 3734257358, 3769486201, 7538972402, 15367905281, 30735810562, 199782768653, 399565537306]

約数ペア:

[(1, 399565537306), (2, 199782768653), (13, 30735810562), (26, 15367905281), (53, 7538972402), (106, 3769486201), (107, 3734257358), (214, 1867128679), (689, 579920954), (719, 555723974), (1378, 289960477), (1391, 287250566), (1438, 277861987), (2782, 143625283), (3769, 106013674), (5671, 70457686), (7538, 53006837), (9347, 42747998), (11342, 35228843), (18694, 21373999), (38107, 10485358), (48997, 8154898), (73723, 5419822), (76214, 5242679), (76933, 5193682), (97994, 4077449), (147446, 2709911), (153866, 2596841), (199757, 2000258), (399514, 1000129), (403283, 990782), (495391, 806566)]